/*
 * Copyright (c) 2012, Metron, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of Metron, Inc. nor the
 *       names of its contributors may be used to endorse or promote products
 *       derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL METRON, INC. BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.metsci.glimpse.charts.vector.parser.attributes;

import java.io.DataInput;
import java.io.DataOutputStream;
import java.io.IOException;


public enum ENCAttributeClass {
    Enumerated ('E'),
    List       ('L'),
    Float      ('F'),
    Integer    ('I'),
    Coded      ('A'),
    Free       ('S');

    public final char attributeType;

    ENCAttributeClass(char atype){
        this.attributeType = atype;
    }

    public char getTypeCode(){
        return attributeType;
    }

    public static ENCAttributeClass getAttribute(char atype) throws Exception{
        for(ENCAttributeClass p : ENCAttributeClass.values()){
            if(p.attributeType == atype){
                return p;
            }
        }
        System.out.println("ENCAttributeClass:getAttribute - w input code: " + atype);

        throw new Exception("Invalid input code: " + atype);
    }

    public void write(DataOutputStream fout) throws IOException{
        fout.writeChar(attributeType);
    }

    public static ENCAttributeClass read(DataInput fin) throws IOException{
        char _currentChar = fin.readChar();
        try{
            return ENCAttributeClass.getAttribute(_currentChar);
        }
        catch(IOException e){
            throw e;
        }
        catch(Exception e){
            throw new IOException("ENCAttributeClass -- Invalid file format. Code = " + _currentChar);
        }
    }
}
